code: def _process_fidel_to_opt(
      raw_fidel_to_opt, fidel_space, fidel_space_orderings, config_file
  ):
      """Processes and returns fidel_to_opt."""
      if raw_fidel_to_opt is None:
          fidel_to_opt = None
          warn("fidel_to_opt is None for %s." % (config_file))
      else:
          try:
              fidel_to_opt = get_processed_point_from_raw_point(
                  raw_fidel_to_opt,
                  fidel_space,
                  fidel_space_orderings.index_ordering,
                  fidel_space_orderings.dim_ordering,
              )
              assert fidel_space.is_a_member(fidel_to_opt)
          except:
              raise ValueError(
                  "fidel_to_opt: %s (raw: %s) is not a member of fidel_space %s."
                  % (fidel_to_opt, raw_fidel_to_opt, fidel_space)
              )
      # Return
      return raw_fidel_to_opt, fidel_to_opt
  
imports: from __future__ import print_function
  from argparse import Namespace
  from copy import deepcopy
  import numpy
  from warnings import warn
  from .None import domains
  from ..parse.config_parser import config_parser
  from ..utils.general_utils import flatten_list_of_objects_and_iterables, get_original_order_from_reordered_list, transpose_list_of_lists
  from ..utils.oper_utils import random_sample_from_euclidean_domain, random_sample_from_discrete_euclidean_domain, random_sample_from_integral_domain, random_sample_from_prod_discrete_domain
label_desc: Use image node_id 1 for calling a global function with example usage: _process_fidel_to_opt(raw_fidel_to_opt, fidel_space, fidel_space_orderings, config_file) and returns: raw_fidel_to_opt,  fidel_to_opt